A. L. Cavalcanti, R. I. Sousa, M. A. Clementino, F. F. Vieira, C. L. Cavalcanti, and A. F. Xavier, “In vitro analysis of the cariogenic and erosive potential of paediatric antitussive liquid oral medications”, Tanzania J Hlth Res, vol. 14, no. 2, May 2012.